diff options
Diffstat (limited to 'unittests/Support/Path.cpp')
| -rw-r--r-- | unittests/Support/Path.cpp | 59 |
1 files changed, 33 insertions, 26 deletions
diff --git a/unittests/Support/Path.cpp b/unittests/Support/Path.cpp index a071a5a8d6..30ad103420 100644 --- a/unittests/Support/Path.cpp +++ b/unittests/Support/Path.cpp @@ -340,44 +340,51 @@ TEST_F(FileSystemTest, Permissions) { } #endif -#if !defined(_WIN32) // FIXME: temporary suppressed. TEST_F(FileSystemTest, FileMapping) { // Create a temp file. int FileDescriptor; SmallString<64> TempPath; ASSERT_NO_ERROR( fs::unique_file("%%-%%-%%-%%.temp", FileDescriptor, TempPath)); - - // Grow temp file to be 4096 bytes - ASSERT_NO_ERROR(sys::fs::resize_file(Twine(TempPath), 4096)); - // Map in temp file and add some content - void* MappedMemory; - ASSERT_NO_ERROR(fs::map_file_pages(Twine(TempPath), 0, 4096, - true /*writable*/, MappedMemory)); - char* Memory = reinterpret_cast<char*>(MappedMemory); - strcpy(Memory, "hello there"); - - // Unmap temp file - ASSERT_NO_ERROR(fs::unmap_file_pages(MappedMemory, 4096)); - MappedMemory = NULL; - Memory = NULL; + error_code EC; + StringRef Val("hello there"); + { + fs::mapped_file_region mfr(FileDescriptor, + fs::mapped_file_region::readwrite, + 4096, + 0, + EC); + ASSERT_NO_ERROR(EC); + std::copy(Val.begin(), Val.end(), mfr.data()); + // Explicitly add a 0. + mfr.data()[Val.size()] = 0; + // Unmap temp file + } // Map it back in read-only - ASSERT_NO_ERROR(fs::map_file_pages(Twine(TempPath), 0, 4096, - false /*read-only*/, MappedMemory)); + fs::mapped_file_region mfr(Twine(TempPath), + fs::mapped_file_region::readonly, + 0, + 0, + EC); + ASSERT_NO_ERROR(EC); // Verify content - Memory = reinterpret_cast<char*>(MappedMemory); - bool SAME = (strcmp(Memory, "hello there") == 0); - EXPECT_TRUE(SAME); + EXPECT_EQ(StringRef(mfr.const_data()), Val); // Unmap temp file - ASSERT_NO_ERROR(fs::unmap_file_pages(MappedMemory, 4096)); - MappedMemory = NULL; - Memory = NULL; -} -#endif - +#ifdef LLVM_USE_RVALUE_REFERENCES + fs::mapped_file_region m(Twine(TempPath), + fs::mapped_file_region::readonly, + 0, + 0, + EC); + ASSERT_NO_ERROR(EC); + const char *Data = m.const_data(); + fs::mapped_file_region mfrrv(llvm_move(m)); + EXPECT_EQ(mfrrv.const_data(), Data); +#endif +} } // anonymous namespace |